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3 7 6 3 1 5 1 5 0
6-28. SCHEMATIC DIAGRAM – CCX Board –
1
2
3
CCX BOARD
A
IC301
+5V REGULATOR
IC B/D
B
R313
100k
C
CN300
4P
C308
R314
100
XM
4.7k
6.3V
GND
D+
D-
VCC
D
R306
E
1k
T E
31
L
1 3 9 4 2 2 9 6 5 1 3
C312
F
0.1
R301 150
C300
5p
R300
4.7k
C301
5p
X300
45.1584MHz
C302
0.1
G
C303
0.1
H
CN301
I
13P
DET A/D
13
DATA
12
FB300
BCK
11
LRCK
10
W
D-GND
9
FB301
MCK
8
MAIN
BOARD
D-GND
7
TX_OUT
(8/13)
J
TX_OUT
6
CN706
RX_IN
RX_IN
5
(Page
SAT_CONT
4
42)
3
SAT_PCONT
XM_RESET
2
XM_RESET
1
D3.3V
K
w w w
HCD-HDX500/HDX501W
• See page 70 for Waveforms.
• See page 72 for IC Block Diagrams.
4
5
6
7
IC301
NJM2887DL3
5
4
3
2
1
0
R315
330k
R323
1k
C323
10
16V
C349
C339
C340
C348
100
0.1
100
0.1
6.3V
6.3V
R392
C307
C304
4.7k
0.1
0.1
R304
100
R305
100
R307
R394
1k
4.7k
C314
0.1
C310
C311
0.1
0.1
R312
100k
VSS
1.6
0
OSCOUT
3.3
SLAVESL
VDD
VSS
1.6
RESET
3.3
OSCIN
IRQ
3.3
R317
R318
IC300
VSS
VDD
10k
10k
0
TEST
COMMSEL
XM RECEIVER
R319
VSS
VSS
IC300
100
0
HSDPDATA
F2602E-01-TR
SCRXIN
3.3
3.3
VDD
VDD
R320
100k
3.3
HSDPCLK
SCTXOUT
R321
100
VSS
VSS
HSDPEN
LSOPTXRX
R302
R311
100
100k
C317
100
4V
x
a o
y
.
i
http://www.xiaoyu163.com
• See page 82 for IC Pin Function Description.
8
9
10
11
R374
22k
C370
C372
R385
1
1
4.7k
C375
R405
R401
0.1
22k
R384
22k
4.7k
C356
R404
100p
22k
Q
Q
3
7
6
R322
100
XM_RESET
R346
R345
C388
4.7k
22k
0.1
C329
100p
IC303
LINE AMP
R348
C335
0.1
TX_OUT
IC303
4.7k
NJM4565M(TE2)
4.5
RX_IN
GND
4.5
4.5
4.5
4.5
9.1
4.5
VCC
IC340
IC340
LINE AMP
NJM4565M(TE2)
4.5
GND
4.5
4.5
R408
4.5
4.5
22k
9.1
4.5
VCC
L300
C357
C330
C334
10uH
0.1
0.1
100
10V
u 1 6 3
57
57
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2
4
8
9
9
12
13
14
C344
C351
1000p
1000p
C342
0.1
C350
0.1
R358
100
R424
47k
C365
R386
1
22k
R403
22k
R400
22k
1
C366
R420
R419
0
0
C367
1
3
1
5
1
5
0
8
9
2
R347
22k
14
13
12
11
10
9
8
C333
47
6.3V
R407
22k
1
2
3
4
5
6
7
IC B/D
IC312
DMPORT
SELECTOR
R360
100
3.3
R368
100
0
Q305
RT1N241C-TP-1
INVERTER
C341
C343
0.1
100
6.3V
m
c o
.
HCD-HDX500/HDX501W
2
8
9
9
15
16
17
18
ET380
ET300
(CHASSIS)
(CHASSIS)
CN310
C352
C354
18P
0.1
0.1
C353
DMPORT2
0.1
1
PGND
2
VBUS(5V)
3
NC
4
NC
5
RXD
6
TXD
7
DET
8
DGND
R390
9
WM DET
47K
10
WM A/D
11
LchAGND
12
RchAGND
13
Lch
14
Rch
15
WM RX
16
WM TX
17
VIDEO
18
VGND
CN309
18P
DMPORT1
4
9
8
2
9
9
1
PGND
2
VBUS(5V)
3
NC
R366
100
4
NC
5
RXD
6
TXD
R365
100
7
DET
8
DGND
R425
R391
9
WM DET
47k
47K
10
WM A/D
11
LchAGND
C368
1
12
RchAGND
13
Lch
14
Rch
15
WM RX
16
WM TX
17
VIDEO
18
VGND
R356
100
CN308
4P
V
4
PGND
3
+5V
CHOPPER
2
PGND
BOARD
CN002
1
+6V
(Page
R418
R421
CN304
0
0
15P
63)
1
C_LINK_SEL
2
VIDEO(WPL1)
R355
3
NC
22
4
TXD
R359
22
5
RXD
D
6
VIDEO(WPL2)
7
VGND
IO
8
Lch(WPL1)
BOARD
(2/2)
9
AGND
CN301
10
Rch(WPL1)
(Page
11
A+9V
61)
12
Lch(WPL2)
13
AGND
14
Rch(WPL2)
15
AGND

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